[PATCHv4 1/4] arm: dts: Add support for SD/MMC on SOCFPGA

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From: Dinh Nguyen <dinguyen@xxxxxxxxxx>

Re-use the "rockchip,rk2928-dw-mshc" binding that will support SD/MMC on
Altera's SOCFPGA platform.

Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx>
---
v3: Re-use "rockchip,rk2928-dw-mshc" binding
v3: none
v2: none
---
 arch/arm/boot/dts/socfpga.dtsi          |   11 +++++++++++
 arch/arm/boot/dts/socfpga_arria5.dtsi   |   12 ++++++++++++
 arch/arm/boot/dts/socfpga_cyclone5.dtsi |   12 ++++++++++++
 arch/arm/boot/dts/socfpga_vt.dts        |   12 ++++++++++++
 4 files changed, 47 insertions(+)

diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index f936476..3d9f01b 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -469,6 +469,17 @@
 			cache-level = <2>;
 		};
 
+		mmc: dwmmc0@ff704000 {
+			compatible = "rockchip,rk2928-dw-mshc";
+			reg = <0xff704000 0x1000>;
+			interrupts = <0 139 4>;
+			fifo-depth = <0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&l4_mp_clk>, <&sdmmc_clk>;
+			clock-names = "biu", "ciu";
+		};
+
 		/* Local timer */
 		timer@fffec600 {
 			compatible = "arm,cortex-a9-twd-timer";
diff --git a/arch/arm/boot/dts/socfpga_arria5.dtsi b/arch/arm/boot/dts/socfpga_arria5.dtsi
index a85b404..0feb15f 100644
--- a/arch/arm/boot/dts/socfpga_arria5.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria5.dtsi
@@ -27,6 +27,18 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+			samsung,dw-mshc-sdr-timing = <3 0>;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		serial0@ffc02000 {
 			clock-frequency = <100000000>;
 		};
diff --git a/arch/arm/boot/dts/socfpga_cyclone5.dtsi b/arch/arm/boot/dts/socfpga_cyclone5.dtsi
index a8716f6..4ef4fa4 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5.dtsi
+++ b/arch/arm/boot/dts/socfpga_cyclone5.dtsi
@@ -28,6 +28,18 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+			samsung,dw-mshc-sdr-timing = <3 0>;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		ethernet@ff702000 {
 			phy-mode = "rgmii";
 			phy-addr = <0xffffffff>; /* probe for phy addr */
diff --git a/arch/arm/boot/dts/socfpga_vt.dts b/arch/arm/boot/dts/socfpga_vt.dts
index d1ec0ca..25b2653 100644
--- a/arch/arm/boot/dts/socfpga_vt.dts
+++ b/arch/arm/boot/dts/socfpga_vt.dts
@@ -41,6 +41,18 @@
 			};
 		};
 
+		dwmmc0@ff704000 {
+			num-slots = <1>;
+			supports-highspeed;
+			broken-cd;
+			samsung,dw-mshc-sdr-timing = <3 0>;
+
+			slot@0 {
+				reg = <0>;
+				bus-width = <4>;
+			};
+		};
+
 		ethernet@ff700000 {
 			phy-mode = "gmii";
 			status = "okay";
-- 
1.7.9.5


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